Mary got married in 2005 to George Betsis.
Mary is the daughter of Fani Coustas.
Mary completed a Bachelors degree for Arts at Deakin University in Melbourne.
Mary was nominated for her role in Mull but lost. Her award was for Best Supporting Actress at the AFI Awards.
Mary won a Loggie Award for her role of Effie on Acropolis Now in 1993 for Most Popular Comedy Personality.